Tank for a portable cleaning machine



FIG. 1 is a right perspective view of a tank for a portable cleaningmachine showing our new design;

FIG. 2 is an enlarged right perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top side view thereof;

FIG. 5 is a front view thereof; and

FIG. 6 is a rear view thereof; and,

FIG. 7 is a left side view thereof.

The portion shown in dashed lines is shown for illustrative purposesonly and forms no part of the claimed design.

The ornamental design for a tank for a portable cleaning machine, asshown and described.